Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-r… 4137-56-8

Name: Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside
Brand: Vaqora Chemicals
SKU: VQ-036128

About Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside

Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside (CAS 4137-56-8) is an impurity of Capecitabine offered by Vaqora Chemicals. The compound has the formula C16H22O7S, corresponding to a molecular weight of 358.4 g/mol.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Under GHS it is labelled “Danger”, so handle it with suitable PPE and consult the SDS.

As a characterised impurity of Capecitabine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. It is used across pharmaceutical manufacturing and academic and industrial research.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Capecitabine

View every impurity, metabolite and intermediate we list for Capecitabine.

Capecitabine impurities

Specifications & identifiers

Chemical identifiers
Product name	Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside
Catalogue No.	VQ-036128
CAS Number	4137-56-8
IUPAC name	[(3aR,4R,6R,6aR)-4-methoxy-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]methyl 4-methylbenzenesulfonate
Molecular formula	C₁₆H₂₂O₇S
Molecular weight	358.4 g/mol
Exact mass	358.1086
Grade	Reference Standard
HSN code	38229090
InChIKey	IAPMZKRZMYQZSW-KBUPBQIOSA-N
SMILES	CC1=CC=C(C=C1)S(=O)(=O)OC[C@@H]2[C@@H]3[C@H]([C@@H](O2)OC)OC(O3)(C)C
PubChem CID	11013769

Physical properties
Physical form	Solid
LogP (XLogP3)	1.6
H-bond donors / acceptors	0 / 7
TPSA	88.7 Å²
Synonyms	Methyl 2,3-O-(1-methylethylidene)-5-O-((4-methylphenyl)sulfonyl)-beta-D-ribofuranoside, beta-D-Ribofuranoside, methyl 2,3-O-(1-methylethylidene)-, 5-(4-methylbenzenesulfonate), Methyl 2,3-O-(1-methylethylidene)-5-O-[(4-methylphenyl)sulfonyl]-beta-D-ribofuranoside, Methyl 2,3-O-isopropylidene-5-O-(p-tolylsulfonyl)-beta-D-ribofuranoside, b-D-Ribofuranoside, methyl 2,3-O-(1-methylethylidene)-,4-methylbenzenesulfonate, methyl 2,3-o-(1-methylethylidene)-5-o-[(4-methylphenyl)sulfonyl]pentofuranoside, Methyl 2,3-O-Isopropylidene-5-O-p-tolylsulfonyl-ss-D-ribofuranoside, Methyl 2,3-O-isopropylidene-5-O -(p-tolylsulfonyl)-, A-D-ribofuranoside, Methyl 2,3-O-isopropylidene-5-O-p-toluenesulfonyl-beta-D-ribofuranoside, Methyl 2,3-O-isopropylidene-5-O-(4-toluenesulfonyl)-b-D-ribofuranoside

Safety & hazard information (GHS)

Flammable

Signal word: Danger

Hazard statements

H242Heating may cause a fire

Precautionary statements: P210, P234, P235, P240, P280, P370 + P378, P403, P410, P411, P420, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside?

The CAS Registry Number of Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside is 4137-56-8. It is also known as Methyl 2,3-O-(1-methylethylidene)-5-O-((4-methylphenyl)sulfonyl)-beta-D-ribofuranoside, beta-D-Ribofuranoside, methyl 2,3-O-(1-methylethylidene)-, 5-(4-methylbenzenesulfonate), Methyl 2,3-O-(1-methylethylidene)-5-O-[(4-methylphenyl)sulfonyl]-beta-D-ribofuranoside.

What is the molecular formula and molecular weight of Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside?

Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside has the molecular formula C16H22O7S and a molecular weight of 358.4 g/mol. Its IUPAC name is [(3aR,4R,6R,6aR)-4-methoxy-2,2-dimethyl-3a,4,6,6a-tetrahydrofuro[3,4-d][1,3]dioxol-6-yl]methyl 4-methylbenzenesulfonate.

What is Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside used for?

Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside is supplied as a characterised reference material related to Capecitabine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside can I order?

We supply Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside?

Yes. Every lot of Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside be shipped internationally?

Yes. Methyl2,3-O-Isopropylidene-5-O-tosyl-beta-D-ribofuranoside is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.